Eng light on with code PO156. Replaced o2 sensor did not fit. Measure o2 sensor voltages with scanner all voltages are normal except bank 2 sensor 2. No voltage present bank 2 sensor 2.
Is there common cause for this?
Is there a wiring diagram available online?
Would appreciate the help!
Measure for voltage power and ground with the 02 sensor in question disconnected,
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